ClassID:

172028

G01R33/1223 - CPC Classification

Classification description:

Arrangements or instruments for measuring magnetic variables; Measuring magnetic properties of articles or specimens of solids or fluids Measuring permeability, i.e. permeameters

Recent Application in this class:
#1
20250087415
2025-03-13

A Magnetic Coupling Coil Optimization Method, Device, Computer Equipment and Storage Medium

#2
20250085366
2025-03-13

Magnetic Permeability Measurement Probe and Magnetic Permeability Measurement Device Using the Probe

#3
20240241082
2024-07-18

REMOTE SENSOR ARRANGEMENT

#4
20240230799
2024-07-11

Magnetic permeability mapping system and method

#5
20240026780
2024-01-25

Magnetic sensor assembly having a non-flat shape plug for cement slurry sensing

#6
20230273277
2023-08-31

Automated inspection for internal corrosion

#7
20230243900
2023-08-03

Diagnostic device for the characterization of electromagnetic material properties

#8
20230094478
2023-03-30

Measurement Device and Measurement Method for Measuring Permeability and Permittivity

#9
20220221531
2022-07-14

Method for measuring magnetic characteristics, apparatus for measuring magnetic characteristics, and method for manufacturing magnetic recording medium

#10
20220171002
2022-06-02

Permeability measurement jig, permeability measurement device, and permeability measurement method

#11
20220050152
2022-02-17

Magnetic material inspection device

#12
20210367315
2021-11-25

Balanced-type circular disk resonator, dielectric property measurement method, and dielectric property measurement system

#13
20210190887
2021-06-24

Electromagnetic property measuring device, electromagnetic property measuring system and electromagnetic property measuring method

#14
20210172859
2021-06-10

Determining presence of internal corrosion within a rotor blade by measuring magnetic characteristic(s)

#15
20200393524
2020-12-17

Automated inspection for internal corrosion

#16
20200309985
2020-10-01

Permeability anisotropy assessment in subsurface anisotropic formations

#17
20200300810
2020-09-24

Apparatus and method and system for inspecting a component of a gas turbine engine

#18
20200209076
2020-07-02

Stress-induced magnetic field signal acquisition method and stress measurement method based thereon

#19
20200072914
2020-03-05

Laboratory test device for permeation grouting of impermeable material

#20
20200048084
2020-02-13

High throughput characterization of individual magnetic nanoparticles

#21
20190257789
2019-08-22

Magnetic body detection device, program for causing computer to perform magnetic body detection function, and computer-readable recording medium for recording program

#22
20190204468
2019-07-04

Borehole imaging using amplitudes of refracted acoustic waves

#23
20190170693
2019-06-06

Apparatus and method for the non-destructive determination of the content of the magnetizable and/or non-magnetizable portion of a sample

#24
20190025235
2019-01-24

Sensor circuit

#25
20180348396
2018-12-06

Determining permeability in subsurface anisotropic formations

#26
20180348312
2018-12-06

Temperature controlled magnetic permeability detector

#27
20180136290
2018-05-17

Differential transformer-based permeability sensor that detects magnetic substance

#28
20180120388
2018-05-03

Measuring apparatus for electromagnetic property of material and measuring method thereof

#29
20180017508
2018-01-18

Selective pipe inspection

#30
20170363764
2017-12-21

Systems and methods for uniquely identifying buried utilities in a multi-utility environment

#31
20170176391
2017-06-22

Micro-magnetic detecting method and micro-magnetic detecting device

#32
20170155288
2017-06-01

Method of manufacturing magnetic shielding block for wireless power chargers

#33
20160319412
2016-11-03

Tunable anisotropy of co-based nanocomposites for magnetic field sensing and inductor applications

#34
20160289789
2016-10-06

Sensors

#35
20160178710
2016-06-23

Method and apparatus for analyzing a sample volume comprising magnetic particles

#36
20160084924
2016-03-24

Magnetic permeability sensor and magnetic permeability detecting method, dielectric permittivity sensor and dielectric permittivity detecting method, and magnetic permeability and dielectric permittivity sensor and magnetic permeability and dielectric permittivity detecting method

#37
20150204709
2015-07-23

Multi-layer wireless sensor construct for use at electrically-conductive material surfaces

#38
20150035522
2015-02-05

Apparatus and method of measuring permeability of a sample across which a DC voltage is being applied

#39
20140049251
2014-02-20

Sensors

#40
20130141081
2013-06-06

Method and apparatus for sensing magnetic fields

#41
20130057286
2013-03-07

METAL DETECTOR SENSOR HEAD

#42
20130002240
2013-01-03

Method for determining coercivity of coercivity distribution magnet

#43
20120126798
2012-05-24

Method and apparatus for magnetic response imaging

#44
20110234214
2011-09-29

METAL DETECTOR SENSOR HEAD

#45
20110148405
2011-06-23

Magnetism measuring method and device

#46
20110140691
2011-06-16

NON-DESTRUCTIVE DETERMINATION OF MAGNETIC PERMEABILITY TENSOR IN MATERIALS OF ARBITRARY SHAPE

#47
20110112789
2011-05-12

Reversible permeability measuring device

#48
20110104659
2011-05-05

Device for biochemical processing and analysis of a sample

#49
20110057653
2011-03-10

Technique for performing dielectric property measurements at microwave frequencies

#50
20100060266
2010-03-11

Magnetic field analysis method, magnetization analysis device, and recording medium with computer program

#51
20090102458
2009-04-23

Method for measuring magnetic permeability and reference sample used in the latter

#52
20080184795
2008-08-07

Wireless sensing system for non-invasive monitoring of attributes of contents in a container

#53
20080169805
2008-07-17

Permeability measurement apparatus

#54
20070216404
2007-09-20

Tool for measuring magnetic properties at high temperatures

#55
20070007956
2007-01-11

Ultra sensitive in-situ magnetometer system

#56
18495835
2024-10-29

Apparatus, systems, and methods for measurement using magneto-optical Kerr effect

#57
18418177
2025-12-09

Systems and methods for utility locating in a multi-utility environment

#58
17958715
2024-02-06

Systems and methods for utility locating in a multi-utility environment

#59
17516618
2024-02-20

Apparatus, systems, and methods for measurement using magneto-optical Kerr effect

#60
16786935
2022-10-18

Systems and methods for utility locating in a multi-utility environment

#61
15792891
2020-11-10

Systems and methods for anisotropic vector hysteresis analysis